Weight & Payload Calculators
Stay legal with payload, axle distribution and overweight checks.
Free weight & payload calculators for van payload & legal weight
Quick, accurate tools to help you plan, size and budget the weight & payload side of your van conversion. Pick a calculator below to get started.
Payload
Total payload from passengers and gear vs vehicle GVW.
Remaining payload
How many kilos you have left before you hit the limit.
Build weight
Estimate how much your conversion adds to the kerb weight.
Axle weight
Front/rear axle load from item positions and wheelbase.
Overweight check
Quick legal check across GVW and per-axle limits.
Why van payload & legal weight planning matters
Avoid costly mistakes
Sizing your weight & payload correctly up front saves money, weight and time. Use these calculators before you buy components or commit to a layout.
Built for van life
Every formula is tuned for real campervan and motorhome use cases, with sensible defaults so you can get a useful answer in seconds.